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A sensitive, selective and reproducible method for quantification of mercury in gasoline and diesel samples has been developed. The procedure is based on the retention of Hg(II) in hollow fiber-supported sol–gel combined with Ambersep GT74 cation exchange resin. The retained Hg(II) was determined by square wave anodic stripping voltammetry (SQWASV) at gold nanoparticle-modified screen printed carbon...
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